/**
 * Created with IntelliJ IDEA.
 * Description:
 * User: 666
 * Date: 2023-04-19
 * Time: 19:27
 */
class Node{
    int val;
    int n;
    Node next;

    public Node(int val, Node next) {
        this.val = val;
        this.next = next;
    }
}
public class test1 {
    public static void main(String[] args) {

    }
}
